nicolas.pitre at linaro
Aug 11, 2012, 8:58 PM
Post #2 of 2
(38 views)
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Re: [PATCH v2 09/22] ARM: LPAE: use phys_addr_t for initrd location and size
[In reply to]
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On Fri, 10 Aug 2012, Cyril Chemparathy wrote:
> From: Vitaly Andrianov <vitalya [at] ti>
>
> This patch fixes the initrd setup code to use phys_addr_t instead of assuming
> 32-bit addressing. Without this we cannot boot on systems where initrd is
> located above the 4G physical address limit.
>
> Signed-off-by: Vitaly Andrianov <vitalya [at] ti>
> Signed-off-by: Cyril Chemparathy <cyril [at] ti>
Acked-by: Nicolas Pitre <nico [at] linaro>
> ---
> arch/arm/mm/init.c | 13 +++++++------
> 1 file changed, 7 insertions(+), 6 deletions(-)
>
> diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
> index 19ba70b..bae9d05 100644
> --- a/arch/arm/mm/init.c
> +++ b/arch/arm/mm/init.c
> @@ -36,12 +36,13 @@
>
> #include "mm.h"
>
> -static unsigned long phys_initrd_start __initdata = 0;
> +static phys_addr_t phys_initrd_start __initdata = 0;
> static unsigned long phys_initrd_size __initdata = 0;
>
> static int __init early_initrd(char *p)
> {
> - unsigned long start, size;
> + phys_addr_t start;
> + unsigned long size;
> char *endp;
>
> start = memparse(p, &endp);
> @@ -347,14 +348,14 @@ void __init arm_memblock_init(struct meminfo *mi, struct machine_desc *mdesc)
> #ifdef CONFIG_BLK_DEV_INITRD
> if (phys_initrd_size &&
> !memblock_is_region_memory(phys_initrd_start, phys_initrd_size)) {
> - pr_err("INITRD: 0x%08lx+0x%08lx is not a memory region - disabling initrd\n",
> - phys_initrd_start, phys_initrd_size);
> + pr_err("INITRD: 0x%08llx+0x%08lx is not a memory region - disabling initrd\n",
> + (u64)phys_initrd_start, phys_initrd_size);
> phys_initrd_start = phys_initrd_size = 0;
> }
> if (phys_initrd_size &&
> memblock_is_region_reserved(phys_initrd_start, phys_initrd_size)) {
> - pr_err("INITRD: 0x%08lx+0x%08lx overlaps in-use memory region - disabling initrd\n",
> - phys_initrd_start, phys_initrd_size);
> + pr_err("INITRD: 0x%08llx+0x%08lx overlaps in-use memory region - disabling initrd\n",
> + (u64)phys_initrd_start, phys_initrd_size);
> phys_initrd_start = phys_initrd_size = 0;
> }
> if (phys_initrd_size) {
> --
> 1.7.9.5
>
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